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MIL-B-920 TY4 — Technical Data Sheet

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— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The BAR,BUCKING,RIVET is a the manufacturer industrial component. Key specifications include large_end_diameter: 3.378 INCHES NOMINAL IN, tool_style_designator: BB7, nondefinitive_spec/std_data: IV TYPE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5120-00-432-9143, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MIL-B-920 TY4
NSN: 5120-00-432-9143
FSC: 5120
CAGE: 80244 — GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE (USA)
SPECIFICATIONS
large_end_diameter3.378 INCHES NOMINAL IN
tool_style_designatorBB7
nondefinitive_spec/std_dataIV TYPE
NSN5120-00-432-9143
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BAR,BUCKING,RIVET TITLE COMPONENT PN MIL-B-920 TY4 MFR BAR,BUCKING,RIVET
KEY FEATURES
•
TOOL STYLE DESIGNATOR: BB7
•
LARGE END DIAMETER: 3.378 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: IV TYPE
TECHNICAL CHARACTERISTICS
TOOL STYLE DESIGNATORBB7
LARGE END DIAMETER3.378 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATAIV TYPE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
ZT614InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AA52123-XInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A-A-52123InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-B-920InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AA52123-VIIInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-B-920 TY7SZ3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-B-920 TY4?
MIL-B-920 TY4 is a BAR,BUCKING,RIVET.
What parts can replace MIL-B-920 TY4?
There are 23 known substitutes for MIL-B-920 TY4: ZT614, AA52123-X, A-A-52123 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-B-920 TY4?
MIL-B-920 TY4 is cataloged in the Federal Logistics Information System under NSN 5120-00-432-9143. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026